Mix all the ingredients and soak in water overnight.

Boil in water for 5-7 min.

Strain it.
Add sugar and make sugar syrup of 1 thread consistency

You can store it in a bottle for 1 month in fridge.

To make Sharbat:-
Add 2 tbsp syrup in a glass and you can make sharbat by adding water/milk.

Tip
You don’t have to add any preservative. If you want to store it for a long time you can add potassium meta bisulphite.
You can use food colour but I haven’t used any food colour or chemical.